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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* (C) 2001 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "DocumentFragment.h"
#include "Document.h"
#include "ElementDescendantIterator.h"
#include "HTMLDocumentParser.h"
#include "Page.h"
#include "Settings.h"
#include "XMLDocumentParser.h"
namespace WebCore {
DocumentFragment::DocumentFragment(Document& document, ConstructionType constructionType)
: ContainerNode(document, constructionType)
{
}
Ref<DocumentFragment> DocumentFragment::create(Document& document)
{
return adoptRef(*new DocumentFragment(document, Node::CreateDocumentFragment));
}
String DocumentFragment::nodeName() const
{
return ASCIILiteral("#document-fragment");
}
Node::NodeType DocumentFragment::nodeType() const
{
return DOCUMENT_FRAGMENT_NODE;
}
bool DocumentFragment::childTypeAllowed(NodeType type) const
{
switch (type) {
case ELEMENT_NODE:
case PROCESSING_INSTRUCTION_NODE:
case COMMENT_NODE:
case TEXT_NODE:
case CDATA_SECTION_NODE:
return true;
default:
return false;
}
}
Ref<Node> DocumentFragment::cloneNodeInternal(Document& targetDocument, CloningOperation type)
{
Ref<DocumentFragment> clone = create(targetDocument);
switch (type) {
case CloningOperation::OnlySelf:
case CloningOperation::SelfWithTemplateContent:
break;
case CloningOperation::Everything:
cloneChildNodes(clone);
break;
}
return WTFMove(clone);
}
void DocumentFragment::parseHTML(const String& source, Element* contextElement, ParserContentPolicy parserContentPolicy)
{
ASSERT(contextElement);
HTMLDocumentParser::parseDocumentFragment(source, *this, *contextElement, parserContentPolicy);
}
bool DocumentFragment::parseXML(const String& source, Element* contextElement, ParserContentPolicy parserContentPolicy)
{
return XMLDocumentParser::parseDocumentFragment(source, *this, contextElement, parserContentPolicy);
}
Element* DocumentFragment::getElementById(const AtomicString& id) const
{
// Fast path for ShadowRoot, where we are both a DocumentFragment and a TreeScope.
if (isTreeScope())
return treeScope().getElementById(id);
// Otherwise, fall back to iterating all of the element descendants.
for (auto& element : elementDescendants(*this)) {
if (element.getIdAttribute() == id)
return const_cast<Element*>(&element);
}
return nullptr;
}
}
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